Title comps
Realized prices for the same title, issue and grade across houses — different physical copies. For one specific slab, use cert provenance.
Worth a look
Comps fill in as sold records arrive
ComicConnect: 122,633 of ~478,958 sold records (26%) · 544/h · remaining ~27 days
Alt: 32,222 of ~100,000 sold records (32%) · 361/h · remaining ~8 days